19994280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{166619}}^1$

素因数の和:166633

約数の個数: 32

約数和(自身を含む): 59983200

約数和(自身を除く): 39988920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 166619, 333238, 499857, 666476, 833095, 999714, 1332952, 1666190, 1999428, 2499285, 3332380, 3998856, 4998570, 6664760, 9997140, 19994280]

約数ペア:

[(1, 19994280), (2, 9997140), (3, 6664760), (4, 4998570), (5, 3998856), (6, 3332380), (8, 2499285), (10, 1999428), (12, 1666190), (15, 1332952), (20, 999714), (24, 833095), (30, 666476), (40, 499857), (60, 333238), (120, 166619)]